Question: Let A and Ba random variables wit the following information: E[A]=3, E[A?]=13 E[B]=4, E[B?]= 25, the correlation coefficient p = 1/2 the correlation RAB

Let A and Ba random variables wit the following information: E[A]=3, E[A?]=13

Let A and Ba random variables wit the following information: E[A]=3, E[A?]=13 E[B]=4, E[B?]= 25, the correlation coefficient p = 1/2 the correlation RAB equals to : Select one: O a. 15 O b. none of these O c. 9 O d. 3

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